uTools-Manuals/docs/javascript/Reference/Global_Objects/Symbol/split.html

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<p><code><strong>Symbol.split</strong></code> 指向 一个正则表达式的索引处分割字符串的方法。 这个方法通过 <a href="Reference/Global_Objects/String/split" title="split() 方法使用指定的分隔符字符串将一个String对象分割成字符串数组，以将字符串分隔为子字符串，以确定每个拆分的位置。"><code>String.prototype.split()</code></a> 调用。</p>
<p>详情请参阅<a href="Reference/Global_Objects/RegExp/@@split" title="[@@split]() 方法切割 String 对象为一个其子字符串的数组 。"><code>RegExp.prototype[@@split]()</code></a> 和<a href="Reference/Global_Objects/String/split" title="split() 方法使用指定的分隔符字符串将一个String对象分割成字符串数组，以将字符串分隔为子字符串，以确定每个拆分的位置。"><code>String.prototype.split()</code></a>.</p>
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<th class="header" colspan="2"><code>Symbol.split</code> 属性的属性特性：</th>
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<td>writable</td>
<td>false</td>
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<td>enumerable</td>
<td>false</td>
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<td>configurable</td>
<td>false</td>
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<h2 id="示例">示例</h2>
<p>[Symbol.split]指向‘aba’.split(/a/)</p>
<pre><code  class="language-javascript">/a/[Symbol.split]('aba',3)</code></pre>
<p>"dayinlove".split(exp)调用[Symbol.split](str)处理，并把实参"dayinlove"传给形参str</p>
<pre><code  class="language-javascript">var exp =  {
        pat:'in',
        [Symbol.split](str) {
          return str.split(this.pat);
          }
    }

    "dayinlove".split(exp); 
//["day", "love"]</code></pre>
<h2 id="技术标准">技术标准</h2>
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<th scope="col">文档</th>
<th scope="col">状态</th>
<th scope="col">备注</th>
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<td><a class="external" href="https://www.ecma-international.org/ecma-262/6.0/#sec-symbol.split" hreflang="en" lang="en" rel="noopener">ECMAScript 2015 (6th Edition, ECMA-262)<br/><small lang="zh-CN">Symbol.split</small></a></td>
<td><span class="spec-Standard">Standard</span></td>
<td>初始定义.</td>
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<td><a class="external" href="https://tc39.github.io/ecma262/#sec-symbol.split" hreflang="en" lang="en" rel="noopener">ECMAScript Latest Draft (ECMA-262)<br/><small lang="zh-CN">Symbol.split</small></a></td>
<td><span class="spec-Draft">Draft</span></td>
<td> </td>
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<h2 id="浏览器兼容性">浏览器兼容性</h2>
<p></p><div class="blockIndicator warning"><strong><a class="external" href="https://github.com/mdn/browser-compat-data" rel="noopener">We're converting our compatibility data into a machine-readable JSON format</a></strong>.
            This compatibility table still uses the old format,
            because we haven't yet converted the data it contains.
            <strong><a class="new" href="/zh-CN/docs/MDN/Contribute/Structures/Compatibility_tables" rel="nofollow">Find out how you can help!</a></strong></div>
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<a id="AutoCompatibilityTable" name="AutoCompatibilityTable"></a>
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<li class="selected"><a>Desktop</a></li>
<li><a>Mobile</a></li>
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<th>Feature</th>
<th>Chrome</th>
<th>Firefox (Gecko)</th>
<th>Internet Explorer</th>
<th>Opera</th>
<th>Safari</th>
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<td>Basic support</td>
<td>50</td>
<td><a href="/en-US/Firefox/Releases/49" title="Released on 2016-09-13.">49</a> (49)</td>
<td><span style="color: #f00;">未实现</span></td>
<td><span style="color: #f00;">未实现</span></td>
<td><span style="color: #f00;">未实现</span></td>
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<div id="compat-mobile">
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<th>Feature</th>
<th>Android</th>
<th>Chrome for Android</th>
<th>Firefox Mobile (Gecko)</th>
<th>IE Mobile</th>
<th>Opera Mobile</th>
<th>Safari Mobile</th>
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<td>Basic support</td>
<td><span style="color: #f00;">未实现</span></td>
<td><span style="color: #f00;">未实现</span></td>
<td>49.0 (49)</td>
<td><span style="color: #f00;">未实现</span></td>
<td><span style="color: #f00;">未实现</span></td>
<td><span style="color: #f00;">未实现</span></td>
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<h2 id="参阅">参阅</h2>
<ul>
<li><a href="Reference/Global_Objects/Symbol/match" title="Symbol.match 指定了匹配的是正则表达式而不是字符串。String.prototype.match() 方法会调用此函数。"><code>Symbol.match</code></a></li>
<li><a href="Reference/Global_Objects/Symbol/replace" title="Symbol.replace 这个属性指定了当一个字符串替换所匹配字符串时所调用的方法。String.prototype.replace() 方法会调用此方法。"><code>Symbol.replace</code></a></li>
<li><a href="Reference/Global_Objects/Symbol/search" title="Symbol.search 指定了一个搜索方法，这个方法接受用户输入的正则表达式，返回该正则表达式在字符串中匹配到的下标，这个方法由以下的方法来调用 String.prototype.search()。"><code>Symbol.search</code></a></li>
<li><a href="Reference/Global_Objects/RegExp/@@split" title="[@@split]() 方法切割 String 对象为一个其子字符串的数组 。"><code>RegExp.prototype[@@split]()</code></a></li>
</ul>
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